Finding the Fourth Proportional to 148,299,129.21, 222,292,977.18 and 49,896,675.49
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Solution
The fourth proportional to 148,299,129.21, 222,292,977.18 and 49,896,675.49 is: 74,792,620.87
Step by Step Solution
- Step 1: Write the proportion equation
148,299,129.21 : 222,292,977.18 = 49,896,675.49 : x - Step 2: Convert to fraction form
148,299,129.21/222,292,977.18 = 49,896,675.49/x - Step 3: Cross multiply
148,299,129.21x = 222,292,977.18 × 49,896,675.49 - Step 4: Simplify right side
148,299,129.21x = 11,091,680,546,056,436 - Step 5: Solve for x
x = 11,091,680,546,056,436/148,299,129.21 - Step 6: Final answer
x = 74,792,620.87
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.